CVE-2023-42033 — HIGH (7.2)

Vulnerability Description

Visualware MyConnection Server doPostUploadfiles Directory Traversal Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Visualware MyConnection Server. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the doPostUploadfiles method. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-21612.

CVSS Score

7.2

HIGH

CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Visualware	Myconnection Server	11.3c

Related Weaknesses (CWE)

CWE-22

References

https://myconnectionserver.visualware.com/support/security-advisoriesVendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-23-1396/Third Party Advisory
https://myconnectionserver.visualware.com/support/security-advisoriesVendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-23-1396/Third Party Advisory

FAQ

What is CVE-2023-42033?

CVE-2023-42033 is a vulnerability with a CVSS score of 7.2 (HIGH). Visualware MyConnection Server doPostUploadfiles Directory Traversal Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations...

How severe is CVE-2023-42033?

CVE-2023-42033 has been rated HIGH with a CVSS base score of 7.2/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-42033?

Check the references section above for vendor advisories and patch information. Affected products include: Visualware Myconnection Server.